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Bartonella bacilliformis: dangerous pathogen slowly emerging from deep background

G M Ihler1

  • 1Department of Medical Biochemistry and Genetics, College of Medicine, TAMU Health Science Center, College Station 77843-1114, USA. gmihler@tam2000.tamu.edu

FEMS Microbiology Letters
|October 15, 1996
PubMed
Summary

Bartonella bacilliformis, a deadly pathogen from Peru, infects red and endothelial cells. Its genetic links to other disease-causing bacteria and plant symbionts are increasingly understood.

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Area of Science:

  • Microbiology
  • Pathogen Research
  • Bacteriology

Background:

  • Bartonella bacilliformis was a leading cause of death before antibiotics.
  • Infections are geographically restricted to Peru, linked to sand fly vectors.
  • This bacterium targets both red blood cells and endothelial cells.

Purpose of the Study:

  • To review the known pathogenic features of Bartonella bacilliformis.
  • To highlight its phylogenetic relationships with other bacteria.
  • To provide an updated understanding of this significant human pathogen.

Main Methods:

  • Literature review of Bartonella bacilliformis research.
  • Phylogenetic analysis of Bartonella species.
  • Examination of bacterial pathogenesis mechanisms.

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Main Results:

  • Bartonella bacilliformis exhibits close genetic relationships with human disease-causing bacteria like those causing bacterial angiomatosis.
  • It shares ancestry with Grahamella species that infect mammalian red blood cells.
  • Phylogenetic links extend to plant pathogens such as Agrobacterium tumefaciens.

Conclusions:

  • Understanding Bartonella bacilliformis pathogenesis is advancing.
  • Its evolutionary connections offer insights into its disease mechanisms.
  • Further research is crucial for managing infections caused by this pathogen.